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Web3Auth / mpc-core-kit

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fix share derivation #116

Closed ieow closed 2 months ago

ieow commented 2 months ago

Fix mulitwallet signing issue with tss share index 3 Issue: muilt-wallet signing (wallet index > 0) failed when user login with recovery tssShare (tssIndex 3)

root Cause: The computed nonce should be added after the share denormalized( calculate with langrange coeff ) instead of before.

Fix: add nonce after share is denormailzed